[SCSI] qla4xxx: convert to use the data buffer accessors
- remove the unnecessary map_single path.
- convert to use the new accessors for the sg lists and the
parameters.
Jens Axboe <jens.axboe@oracle.com> did the for_each_sg cleanup.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: David C Somayajulu <david.somayajulu@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index 946e22b..b47bd85 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -95,7 +95,7 @@
if (sts_entry->iscsiFlags &
(ISCSI_FLAG_RESIDUAL_OVER|ISCSI_FLAG_RESIDUAL_UNDER))
- cmd->resid = residual;
+ scsi_set_resid(cmd, residual);
cmd->result = DID_OK << 16 | scsi_status;
@@ -179,14 +179,14 @@
* Firmware detected a SCSI transport underrun
* condition
*/
- cmd->resid = residual;
+ scsi_set_resid(cmd, residual);
DEBUG2(printk("scsi%ld:%d:%d:%d: %s: UNDERRUN status "
"detected, xferlen = 0x%x, residual = "
"0x%x\n",
ha->host_no, cmd->device->channel,
cmd->device->id,
cmd->device->lun, __func__,
- cmd->request_bufflen,
+ scsi_bufflen(cmd),
residual));
}
@@ -230,7 +230,7 @@
if ((sts_entry->iscsiFlags &
ISCSI_FLAG_RESIDUAL_UNDER) == 0) {
cmd->result = DID_BUS_BUSY << 16;
- } else if ((cmd->request_bufflen - residual) <
+ } else if ((scsi_bufflen(cmd) - residual) <
cmd->underflow) {
/*
* Handle mid-layer underflow???
@@ -251,7 +251,7 @@
cmd->device->channel,
cmd->device->id,
cmd->device->lun, __func__,
- cmd->request_bufflen, residual));
+ scsi_bufflen(cmd), residual));
cmd->result = DID_ERROR << 16;
} else {